//#include "../head/character.h"
//#include "../head/character2.h"
//#include "../head/character3.h"
//#include "../head/character4.h"
#include "../head/character5.h"

int main(){
	cout << Solution().lengthOfLongestSubstring( "abcabcbb" )<<endl; //3
	cout << Solution().lengthOfLongestSubstring( "bbbbb" )<<endl;    //1
	cout << Solution().lengthOfLongestSubstring( "pwwkew" )<<endl;   //3
	cout << Solution().lengthOfLongestSubstring( "c" )<<endl;        //1
	cout << Solution().lengthOfLongestSubstring( "" )<<endl;         //0

	return 0;			
}
